Read the sentence to find out whether there is any grammatical error in any underlined part. Indicate your response against the corresponding letter. My friends are gone (a) / on a trip to (b) / Goa today (c) / No error (d).

Identify which part of the sentence has an error: These kind of trousers/ (A) are rather/ (B) expensive to buy./ (C) No error (D)

Find the part of the sentence that has a grammatical error: 'The citizens of the area longed on rain, which is natural when it is so terribly dry year-round.'